N North LFRMS - Summary maps of action plans # Proposed measures to manage There is also evidence of flooding flood risk: N due to surface runoff from the north onto Roper's Lane and The Haydens. 1. I-1a & I-2 - Investigate # ! Mapping predicts flood risk to properites feasible mitigation measures ((! (! (! on School Road and Broad Street. to alleviate flooding from the (! ordinary watercourse which (! runs through Wrington and (! secure funding for the (!(!(! preferred option. Legend 2. I-1b - Further investigation into surface runoff through Council north of Wrington. (! Boundary 3. I-1c - Investigation into Communities most vulnerable to flooding on Roper's Lane. local flood risk

(! Known Internal Flooding (! (! Flooding from ordinary Incidents (!(! (!(!(!(! watercourse which runs (!(! (! (! Known External Flooding (! (! through Silver Street and (! (!(! Incidents (! (! (! Garstons Close is the (! (! (! (!(! dominant source of flooding. Critical Infrastructure at risk (! (! (! (! (! FMfSW 30yr deep (>0.3m) (! (!(! (! (!( (! (! (! (! (! (! (!(! ! FMfSW 30yr shallow (0.1 - (! (! (! (! (!(! (! 0.3m) (! (! (!(! ! (! (! (!( (! FMfSW 200yr deep (>0.3m) (! (!(!(! Recorded internal flooding of 85 properties. (!(! (! FMfSW 200yr shallow (0.1 - Further 145 external or highway related 0.3m) (!(! (!(! flooding incidents. (! Flood Zone 3 !(!(! ((! (!(!(!(!(! 2012 was the most significant flooding in (! Wrington with some properties flooded in Wrington September and November. Wrington also This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of Her Majesty's Stationery suffered flooding in 2007 and 2008. Office. © Crown Copyright. Unauthorised reproduction infringes Crown copyright and may lead to 120 residential and 10 non-residential prosecution or civil proceedings. 100023397, 2013 The surface water maps give an indication of the broad areas likely to be at properties predicted to be at surface risk of surface water flooding. It is not suitable for use at an individual water flood risk during a 1 in 30 year property scale due to the method used.

rainfall event. You are not permitted to copy, sub-license, distribute or sell any of this data to third parties in any form. ©Environment Agency copyright and database rights 2013 0 0.2 0.4

Kilometres 1:5,000 Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Wrington.mxd Created by: Luke Webb (21/08/2013) Checked by: Ali Cotton (21/08/2013) N North Somerset LFRMS - Summary maps of action plans #

Proposed measures to manage (! N flood risk: (! # 1. I-1 - Completion of SWMP for town and Weston Development Area. (! 2. R-4 - Raise awareness of flooding to (! ! owners of infrastructure at risk of flooding. (! ( (! (! (! (! (! (! (! Legend (! (! (! (! North Somerset Council (! ! ! (! (! ((!(! (! (! ( (! Boundary (! (!(! (!(!! Milton (WSM(!) (!(! (!( (! (!(! (! Communities most vulnerable to (! (! (! (! local flood risk (! (! Known Internal Flooding (! (! (! (! (! (! (! (! Incidents (! (! (! (!(! (!(! (! (! (! (! (! (! (! Known External Flooding (! (! ! (! WSM (Central & West) Incidents ( (! (! (! ! (! Critical Infrastructure at risk ( (! (! (! (! (! FMfSW 30yr deep (>0.3m) (! Recorded inte(!rnal flooding of 30 properties. (! FMfSW 30yr shallow (0.1 - 0.3m) (! Fu(!rther 80 external or highway related (! (! (! flooding incidents. FMfSW 200yr deep (>0.3m) (! (! (! (! 2(!0(!(!(!(!0(! residential and 20 non-residential FMfSW 200yr shallow (0.1 - (! (! pr(!operties(! predicted to be at surface 0.3m) water flood risk during a 1 in (!30 year (! Flood Zone 3 (! (! rainfall event.

(!(!(! Weston-super-Mare (! This map is reproduced from Ordnance Survey material with the (! permission of Ordnance Survey on behalf of Her Majesty's Stationery !(! Office. © Crown Copyright. (! (!((! ! Unauthorised reproduction infringes Crown copyright and may lead to (! (! ( prosecution or civil proceedings. 100023397, 2013 (! (! (! There are properties within the (! (!(! Within Weston-Super-Mare there are two The surface water maps give an indication of the broad areas likely to be at Environment Agency Flood Zone specific communities at risk: 1) Milton Hill risk of surface water flooding. It is not suitable for use at an individual property scale due to the method used. 3, but these are protected by Weston- (! and Worle, 2) Central and West (shown You are not permitted to copy, sub-license, distribute or sell any of this Super-Mare's tidal defences. on map in pink). data to third parties in any form. (! ©Environment Agency copyright and database rights 2013 (! 0 1 2

Kilometres 1:30,000

Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Weston-Super_Mare.mxd Created by: Luke Webb (21/08/2013) Checked by: Ali Cotton (21/08/2013) N North Somerset LFRMS - Summary maps of action plans #

Proposed measures to manage flood risk: Flooding seems to be spread across , although is generally constraNined 1. P-7 - Investigate whether maintenance of gullies needs within natural valley bottoms. to be improved in light of anecdotal evidence of # flooding in 2012. Anecdotal evidence of blocked gullies in 2. I-1 - Undertake Surface Water Management Plan for Nailsea. various parts of Nailsea. 3. I-2 - CCTV survey to identify the route and condition of culverted watercourses in Nailsea. 4. R-4 - Raise awareness of flooding to infrastructure owners of electricity sub-station. Legend !(!(!(!(!(!(! (! ( (! (!(! North Somerset Council Boundary (! (! (! (! (! (!(! !(!(! (!(!(!( (! Communities most vulnerable to (!(!(!(!(! (!(! (! local flood risk (! (! (! (! Known Internal Flooding (! (! Incidents Known External Flooding (! (! (! (! (! Incidents (! (!(! (! (!(! (! (! Critical Infrastructure at risk (! (! (! (!(! (!(!(! ( FMfSW 30yr deep (>0.3m) (! (!(! (!(! (! FMfSW 30yr shallow (0.1 - (! 0.3m) (! (!(! FMfSW 200yr deep (>0.3m) (! FMfSW 200yr shallow (0.1 - 0.3m) Flood Zone 3 (! Nailsea This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of Her Majesty's Stationery Office. © Crown Copyright. Unauthorised reproduction infringes Crown copyright and may lead to Recorded internal flooding of 20 properties. prosecution or civil proceedings. 100023397, 2013

The surface water maps give an indication of the broad areas likely to be at Further 50 external or highway related flooding incidents. risk of surface water flooding. It is not suitable for use at an individual property scale due to the method used.

You are not permitted to copy, sub-license, distribute or sell any of this 85 residential and 15 non-residential properties predicted data to third parties in any form. to be at surface water flood risk during a 1 in 30 year rainfall event. ©Environment Agency copyright and database rights 2013 0 0.5 1

Electricity sub-station at predicted risk of surface water flooding. Kilometres (! 1:13,000 Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Nailsea.mxd (!(! Created by: Luke Webb (26/09/2013) Checked by: Ali Cotton (26/09/2013) N North Somerset LFRMS - Summary maps of action plans # Proposed measures to manage flood risk: Historic and predicted flood risk in Winscombe seems N to be primarily caused by pluvial runoff from the east (! 1. I-2a - Undertake culvert flowing through the town along highways and causing# capacity assessment for key flooding to properties. There is also significant predicted culverts through Winscombe. flood risk due to backing up of flows on the east of the 2. I-2 - Investigate condition railway embankment. of key culverts through Winscombe. In addition there are 3 known highway issues on Sandford 3. I-1b - Investigate natural flood Road, The Lynch and The Green. Legend defences near junction of Church Road / Barton Road. There is anecdotal evidence of blocked gullies at the top North Somerset Council 4. I-1c - Investigate predicted of Well Close. Boundary backing up of surface water to Communities most vulnerable to the east of the railway embankment. local flood risk 5. P-3 / P-7 - Work with highways Recorded internal flooding of 20 properties. team to identify and appraise (! Known Internal Flooding measures to mitigate highway Further 10 external or highway related Incidents flooding on Sandford Road, The flooding incidents. (! Known External Flooding Lynch and The Green. (! (! 60 residential and 10 non-residential Incidents (! properties predicted to be at surface (! Critical Infrastructure at risk (!(! water flood risk during a 1 in 30 year Natural low spot in south-west rainfall event. of Winscombe with historic FMfSW 30yr deep (>0.3m) and predicted flood risk.There (! FMfSW 30yr shallow (0.1 - is a natural flood defence on (! 0.3m) the right bank of the Brook with an unknown standard of FMfSW 200yr deep (>0.3m) (!(! protection. FMfSW 200yr shallow (0.1 - 0.3m) Flood Zone 3 (!(! Winscombe This map is reproduced from Ordnance Survey material with the (!(! permission of Ordnance Survey on behalf of Her Majesty's Stationery (!(!(! Office. © Crown Copyright. (! Unauthorised reproduction infringes Crown copyright and may lead to prosecution or civil proceedings. 100023397, 2013 ! (! ( The surface water maps give an indication of the broad areas likely to be at risk of surface water flooding. It is not suitable for use at an individual (! property scale due to the method used. (! You are not permitted to copy, sub-license, distribute or sell any of this data to third parties in any form. ©Environment Agency copyright and database rights 2013 0 0.5 1

Kilometres 1:9,000

Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Winscombe.mxd Created by: Luke Webb (21/08/2013) Checked by: Ali Cotton (21/08/2013) N North Somerset LFRMS - Summary maps of action plans #

Proposed measures to manage flood risk: N (! (! 1. I-1 - Undertake Surface Water (! # Management Plan for Claverham (! (! (including upstream catchment of (! (! (! Cleeve). 2. R-1 - To the north of Claverham work with property owners to implement property-level protection to alleviate Flooding to the north of Legend flood risk (c.15 properties). Claverham caused by surface 3.R-4 - Raise awareness of flooding to runoff and exceedence from North Somerset Council infrastructure owners of factory and local drains. Boundary electricity sub-station. Communities most vulnerable to local flood risk Dominant flood risk is in centre of Claverham and on Claverham Road. (! Known Internal Flooding Flood risk caused by surface runoff Incidents from Cleeve and surrounding high Known External Flooding (! ground. (! Incidents There is anecdotal evidence of Critical Infrastructure at risk (! (! backing up from drainage network and groundwater flooding. FMfSW 30yr deep (>0.3m) (! (! FMfSW 30yr shallow (0.1 - 0.3m) (! Recorded internal flooding of 15 FMfSW 200yr deep (>0.3m) (! properties. FMfSW 200yr shallow (0.1 - 0.3m) (! Further 15 external or highway related flooding incidents. Flood Zone 3 (!(! (! 40 residential and 25 non- Claverham residential properties predicted to This map is reproduced from Ordnance Survey material with the be at surface water flood risk permission of Ordnance Survey on behalf of Her Majesty's Stationery (! Office. © Crown Copyright. during a 1 in 30 year rainfall event. Unauthorised reproduction infringes Crown copyright and may lead to (!(! prosecution or civil proceedings. 100023397, 2013

The surface water maps give an indication of the broad areas likely to be at (! Factory and electricity sub station risk of surface water flooding. It is not suitable for use at an individual identified as being at risk of property scale due to the method used. (! (! surface water flooding. You are not permitted to copy, sub-license, distribute or sell any of this data to third parties in any form. (! ©Environment Agency copyright and database rights 2013 0 0.275 0.55

Kilometres 1:7,000

Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Claverham.mxd Created by: Luke Webb (22/08/2013) Checked by: Ali Cotton (22/08/2013) N North Somerset LFRMS - Summary maps of action plans #

North of flooding is Proposed measures to manage flood risk: likely to be due to localised capacity issuNes in the drainage network. 1. P-3/P-7/P-8 - Assess current condition Anecdotal evidence of flooding indicat#es and maintenance of drainage network some flooding caused by backing up of drains on Kent Road and upgrade where and gullies from the A370. necessary. 2. P-8 - Ensure rhyne near St Andrews Primary School is well maintained. (! 3. I-1a - Investigate cause of flooding to (! Legend properties on High Street / Station Road. (! North Somerset Council 4. I-1b - Investigate existing condition Boundary and capacity of drainage network near Communities most vulnerable to Verlands. local flood risk 5. R-4 - Raise awareness of how motorists can cause flooding. Known Internal Flooding (! (! Incidents (! (! (! Known External Flooding (! Incidents (!(! Critical Infrastructure at risk (!(! (! FMfSW 30yr deep (>0.3m) (! FMfSW 30yr shallow (0.1 - (! 0.3m) (! (! (! FMfSW 200yr deep (>0.3m) (! (! (! (! FMfSW 200yr shallow (0.1 - 0.3m) Flood Zone 3 Recorded internal flooding of 25 properties. Congresbury This map is reproduced from Ordnance Survey material with the Further 5 external or highway related permission of Ordnance Survey on behalf of Her Majesty's Stationery flooding incidents. Office. © Crown Copyright. Unauthorised reproduction infringes Crown copyright and may lead to prosecution or civil proceedings. 100023397, 2013

10 residential and 1 non-residential The surface water maps give an indication of the broad areas likely to be at properties predicted to be at surface risk of surface water flooding. It is not suitable for use at an individual property scale due to the method used. South of the Congresbury Yeo parts of water flood risk during a 1 in 30 year the town are in Flood Zone 3. There are You are not permitted to copy, sub-license, distribute or sell any of this rainfall event. data to third parties in any form. existing flood defences on both the left ©Environment Agency copyright and database rights 2013 and right bank, but there are some residual 0 0.2 0.4 surface water flooding issues. Kilometres 1:5,000

Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Congresbury.mxd Created by: Luke Webb (21/08/2013) Checked by: Ali Cotton (21/08/2013) N North Somerset LFRMS - Summary maps of action plans #

Isolated flooding to the north of Proposed measures to manage is likely to be duNe to flood risk: blocked soakaways based on anecdotal evidence. # 1. I-1a - Work with City Council to produce a Flood Risk Management Plan. 2. P-7 - Assess existing maintenance regime of highway drainage near Rayens Cross Road and Providence (! Legend Lane. 3. R-3 - Work with parish council in North Somerset Council preparation of Neighbourhood Plan. Boundary 4. R-4 - Raise awareness of potential Communities most vulnerable to flood risk at Northleaze school. local flood risk (! (! Known Internal Flooding Incidents (! (! (! Known External Flooding Incidents (! Critical Infrastructure at risk (! (! (!(! FMfSW 30yr deep (>0.3m)

(! FMfSW 30yr shallow (0.1 - 0.3m)

(! (! FMfSW 200yr deep (>0.3m)

Recorded internal flooding of 5 FMfSW 200yr shallow (0.1 - properties. 0.3m) Flood Zone 3 Further 15 external or highway related flooding incidents. Long Ashton 100 residential and 10 non- This map is reproduced from Ordnance Survey material with the Long Ashton Brook is dominant source of permission of Ordnance Survey on behalf of Her Majesty's Stationery residential properties predicted Office. © Crown Copyright. predicted flood risk. Unauthorised reproduction infringes Crown copyright and may lead to to be at surface water flood risk prosecution or civil proceedings. 100023397, 2013

during a 1 in 30 year rainfall event. The surface water maps give an indication of the broad areas likely to be at External flooding on Rayens Cross Road risk of surface water flooding. It is not suitable for use at an individual likely to be caused by surcharging highway property scale due to the method used. Primary school at predicted risk of gullies based on anecdotal evidence. You are not permitted to copy, sub-license, distribute or sell any of this surface water flooding. data to third parties in any form. ©Environment Agency copyright and database rights 2013 0 0.4 0.8

Kilometres 1:8,500

Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Long Ashton.mxd Created by: Luke Webb (21/08/2013) Checked by: Ali Cotton (21/08/2013) N North Somerset LFRMS - Summary maps of action plans #

Predicted flooding to the north To the east, flooding is primaNrily caused by backing up against the caused by pluvial runoff which railway embankment. flows down Farleigh Road a#nd into Backwell.

Central Backwell (including A370) is at risk of flooding from pluvial runoff. Legend

North Somerset Council Boundary Communities most vulnerable to local flood risk

(! Known Internal Flooding Incidents (! Recorded internal flooding of (! Known External Flooding Incidents <10 properties. (! (! (! Critical Infrastructure at risk Further 10 external or highway Proposed measures to manage flood related flooding incidents. risk: FMfSW 30yr deep (>0.3m) FMfSW 30yr shallow (0.1 - 50 residential and 15 non- (! 1. I-1a - Investigate source of flows 0.3m) residential properties on Farleigh Road and seek predicted to be at surface measures to intercept runoff. FMfSW 200yr deep (>0.3m) (!(! water flood risk during a 1 in 2. I-1b - Investigate flooding through 30 year rainfall event. FMfSW 200yr shallow (0.1 - central Backwell. 0.3m) 3. R-3 - Work with parish council in School, hospice and roads at preparation of Neighbourhood Flood Zone 3 risk of flooding. Plan. (! 4. R-4 - Raise awareness of flooding to infrastructure owners. Backwell This map is reproduced from Ordnance Survey material with the permission 5. P-3 - Work with highways team to of Ordnance Survey on behalf of Her Majesty's Stationery Office. © Crown assess improvements on A370 at Copyright. (! Unauthorised reproduction infringes Crown copyright and may lead to Post Office and The Rising Sun. prosecution or civil proceedings. 100023397, 2013

6. I-1c - Investigate predicted The surface water maps give an indication of the broad areas likely to be at backing up of surface water to risk of surface water flooding. It is not suitable for use at an individual property scale due to the method used. south of railway embankment. Flooding in south-west of Backwell You are not permitted to copy, sub-license, distribute or sell any of this data to third parties in any form. seems to be related to localised ©Environment Agency copyright and database rights 2013 0 0.25 0.5 highway drainage capacity. Kilometres 1:7,000 Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Backwell.mxd Created by: Luke Webb (22/08/2013) Checked by: Ali Cotton (22/08/2013) N North Somerset LFRMS - Summary maps of action plans #

Proposed measures to manage flood risk: Primary flooding mechanism isN (! overtopping of the watercourse. 1. I-2/P-3 - Investigate route of (! # watercourse and condition of existing It is uncertain whether this is due culverts within the area and repair to hydraulic incapacity or the damaged culverts. result of blockages at culverts or 2. P-7/P-8 - Review frequency and within the channel. effectiveness of maintenance of drainage and watercourse network. Reports of flooding from local Legend 3. I-1 - Investigate hydraulic capacity residents indicate that there are of watercourses and culverts. blockages in the channel and North Somerset Council there are blocked drains and Boundary gullies which contribute flooding. Communities most vulnerable to local flood risk (! (! (! (! Known Internal Flooding Incidents

(! Known External Flooding Incidents Critical Infrastructure at risk FMfSW 30yr deep (>0.3m) (! (!(! FMfSW 30yr shallow (0.1 - 0.3m)

(! (! FMfSW 200yr deep (>0.3m) (! FMfSW 200yr shallow (0.1 - 0.3m) Flood Zone 3 Recorded internal flooding of <10 properties. (! Churchill This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of Her Majesty's Stationery Office. © Crown Further 10 external or highway Copyright. related flooding incidents. Unauthorised reproduction infringes Crown copyright and may lead to prosecution or civil proceedings. 100023397, 2013

The surface water maps give an indication of the broad areas likely to be at risk (! 35 residential properties predicted to of surface water flooding. It is not suitable for use at an individual property be at surface water flood risk scale due to the method used. during a 1 in 30 yr rainfall event. You are not permitted to copy, sub-license, distribute or sell any of this data to third parties in any form. ©Environment Agency copyright and database rights 2013 0 0.15 0.3

Kilometres 1:4,000

Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Churchill.mxd Created by: Luke Webb (21/08/2013) Checked by: Ali Cotton (21/08/2013) N North Somerset LFRMS - Summary maps of action plans #

Dominant flooding mechanism is Proposed measures to manage overtopping of the watercourNse, flood risk: although the existing flood defences need to be exami#ned. 1. I-1a - Undertake study to investigate capacity of Langford Anecdotal evidence also indicates Brook and identify mitigation drainage issues to the east of measures. Langford. 2. I-1b - Investigate surface (! water flow route on Langford In addition there is predicted flow Legend Road east of Langford Inn. along Langford Road which 4. P-7 - Enhance (!(! North Somerset Council (! originates from pluvial runoff to maintenance of existing (! (! the east of Langford. Boundary highway gullies. (! Communities most vulnerable to Local evidence also indicates that local flood risk existing highway gullies are blocked or inefficient. (! Known Internal Flooding Incidents

(! Known External Flooding Incidents

(! (! (! (! Critical Infrastructure at risk (!(!(! (! (! (! (!(! FMfSW 30yr deep (>0.3m) (! (! (! (! FMfSW 30yr shallow (0.1 - 0.3m) (! FMfSW 200yr deep (>0.3m) FMfSW 200yr shallow (0.1 - There are existing flood defences 0.3m) on the left and right bank with an Flood Zone 3 unknown level of protection. These need to be investigated. Recorded internal flooding of 15 Langford

properties. This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of Her Majesty's Stationery Office. © Crown Copyright. Further 15 external or highway Unauthorised reproduction infringes Crown copyright and may lead to related flooding incidents. prosecution or civil proceedings. 100023397, 2013 The surface water maps give an indication of the broad areas likely to be at risk of surface water flooding. It is not suitable for use at an individual 15 residential and 10 non- property scale due to the method used.

residential properties predicted You are not permitted to copy, sub-license, distribute or sell any of this data to be at surface water flood risk to third parties in any form. ©Environment Agency copyright and database rights 2013 during a 1 in 30 year rainfall event. 0 0.2 0.4

Kilometres 1:5,000

Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Langford.mxd Created by: Luke Webb (21/08/2013) Checked by: Ali Cotton (21/08/2013) N North Somerset LFRMS - Summary maps of action plans # Proposed measures to manage flood risk: Dominant predicted floodingN is 1. I-1a - Investigate capacity and from ordinary watercourses and operation of surface water pumping Markham Brook (Main Rive#r). station in Pill to assess whether predicted risk could materialise. 2. P-7 - Investigate performance of Localised flooding observed and highway gullies on North Grove. predicted which needs to be 3. I-2 - Undertake survey of capacity investigated. and condition of ordinary watercourses Legend through Pill. North Somerset Council Boundary Communities most vulnerable to (! local flood risk

(! Known Internal Flooding Incidents

(! Known External Flooding Incidents Critical Infrastructure at risk

(!(! FMfSW 30yr deep (>0.3m) FMfSW 30yr shallow (0.1 - 0.3m) FMfSW 200yr deep (>0.3m)

(! FMfSW 200yr shallow (0.1 - 0.3m) Flood Zone 3 Pill This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of Her Majesty's Stationery Office. © Crown Copyright. Unauthorised reproduction infringes Crown copyright and may lead to prosecution or civil proceedings. 100023397, 2013 Recorded internal flooding of <5 properties. The surface water maps give an indication of the broad areas likely to be at risk of surface water flooding. It is not suitable for use at an individual Further <5 external or highway related flooding incidents. property scale due to the method used. You are not permitted to copy, sub-license, distribute or sell any of this data to third parties in any form. 55 residential and 10 non-residential properties predicted ©Environment Agency copyright and database rights 2013 to be at surface water flood risk during a 1 in 30 year rainfall event. 0 0.1 0.2 Kilometres 1:3,000

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Proposed measures to manage flood risk: Natural low spot to the north of Hutton with historic floodinNg is 1. P-3 - Undertake localised highway likely to be caused by localised capacity issue. # drainage improvements on Moorcroft Road to alleviate flood risk and consider risk of groundwater flooding. 2. I-2 - Undertake survey of condition and capacity of culverted watercourse which runs through Hutton. Legend (!(!(!(! (! North Somerset Council (! Boundary Communities most vulnerable to local flood risk

(! Known Internal Flooding Incidents

(! Known External Flooding Incidents Critical Infrastructure at risk (! (! (! ! ( FMfSW 30yr deep (>0.3m) Predominant flood risk is through FMfSW 30yr shallow (0.1 - centre of Hutton which is caused 0.3m) (! by pluvial runoff from Upper Canada. FMfSW 200yr deep (>0.3m) FMfSW 200yr shallow (0.1 - 0.3m) Flood Zone 3 Recorded internal flooding of 10 properties. Hutton This map is reproduced from Ordnance Survey material with the permission of Ordnance Survey on behalf of Her Majesty's Stationery Office. © Crown Further 5 external or highway Copyright. Unauthorised reproduction infringes Crown copyright and may lead to related flooding incidents. prosecution or civil proceedings. 100023397, 2013

The surface water maps give an indication of the broad areas likely to be at 15 residential and 1 non- risk of surface water flooding. It is not suitable for use at an individual property scale due to the method used. residential properties predicted You are not permitted to copy, sub-license, distribute or sell any of this data to be at surface water flood risk to third parties in any form. during a 1 in 30 year rainfall event. ©Environment Agency copyright and database rights 2013 0 0.2 0.4

Kilometres 1:5,000 Created by: Luke Webb (21/08/2013) Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Hutton.mxd Checked by: Ali Cotton (21/08/2013) N North Somerset LFRMS - Summary maps of action plans # Proposed measures to manage flood risk: Dominant predicted flooding mechanism is (!(! pluvial runoff from the south flowing aloNng 1. I-2 - Walk over watercourse and ponds highways into Portbury, causing flood risk to to establish their capacity and condition. # properties within the village. 2. S-3 - Investigate options to intercept (! and divert pluvial runoff that flows down (! Failand Lane and Mill Lane. (!

Legend

North Somerset Council Boundary Communities most vulnerable to local flood risk

(! Known Internal Flooding Incidents

(! Known External Flooding Incidents Critical Infrastructure at risk FMfSW 30yr deep (>0.3m) FMfSW 30yr shallow (0.1 - 0.3m) FMfSW 200yr deep (>0.3m) FMfSW 200yr shallow (0.1 - 0.3m) Flood Zone 3 Portbury This map is reproduced from Ordnance Survey material with the Recorded internal flooding of <5 properties. permission of Ordnance Survey on behalf of Her Majesty's Stationery Office. © Crown Copyright. Unauthorised reproduction infringes Crown copyright and may lead to Further <5 external or highway related prosecution or civil proceedings. 100023397, 2013 flooding incidents. The surface water maps give an indication of the broad areas likely to be at risk of surface water flooding. It is not suitable for use at an individual property scale due to the method used.

35 residential and 5 non-residential You are not permitted to copy, sub-license, distribute or sell any of this properties predicted to be at surface data to third parties in any form. ©Environment Agency copyright and database rights 2013 water flood risk during a 1 in 30 year rainfall event. 0 0.1 0.2

Kilometres 1:3,500 Created by: Luke Webb (22/08/2013) Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Portbury.mxd Checked by: Ali Cotton (22/08/2013) N North Somerset LFRMS - Summary maps of action plans # Source of flooding in Proposed measures to manage flood risk: seems uncertain from anecdotaNl evidence and predicted flood 1. I-1a - Investigate surface water flow (! mapping. # pathway along Valley Road / Carey's Close / Road. Flood risk from the Land Yeo is 2. I-1b - Investigate cause of 2012 flooding well managed, therefore flood risk in Kingston Avenue, which could be is most likely caused by localised related to groundwater. capacity issues in the network. Legend

North Somerset Council Recorded internal flooding of 10 Boundary properties. Communities most vulnerable to Further 10 external or highway local flood risk related flooding incidents. (! Known Internal Flooding Incidents 15 residential and 5 non- residential properties predicted to (! Known External Flooding be at surface water flood risk Incidents during a 1 in 30 year rainfall event. (! Critical Infrastructure at risk (!(!(! There is a primary school at risk FMfSW 30yr deep (>0.3m) of surface water flooding. FMfSW 30yr shallow (0.1 - 0.3m) (! FMfSW 200yr deep (>0.3m) FMfSW 200yr shallow (0.1 - 0.3m)

(! Flood Zone 3

(! (!(! Clevedon (East) (! This map is reproduced from Ordnance Survey material with the permission of (! Ordnance Survey on behalf of Her Majesty's Stationery Office. © Crown (! Copyright. (! Unauthorised reproduction infringes Crown copyright and may lead to prosecution or civil proceedings. 100023397, 2013 (! The surface water maps give an indication of the broad areas likely to be at risk of surface water flooding. It is not suitable for use at an individual property scale due to the method used.

You are not permitted to copy, sub-license, distribute or sell any of this data to third parties in any form. ©Environment Agency copyright and database rights 2013 0 0.2 0.4

Kilometres 1:5,500

Document Path: \\swin-fs-05\Water\we\Urban Water Market Sectors\Urban Water UK\Projects\CTRAEB Ghost-AMallows secondment\LFRMS\LFRMS content\Action Plan\Clevedon.mxd Created by: Luke Webb (21/08/2013) Checked by: Ali Cotton (21/08/2013)